Drop unused EthSpec generic from Stores (#9281)

Co-Authored-By: dapplion <35266934+dapplion@users.noreply.github.com>

beacon_node/store/src/database/interface.rs

@@ -6,18 +6,17 @@ use crate::{ColumnIter, ColumnKeyIter, DBColumn, Error, ItemStore, Key, KeyValue
 use crate::{KeyValueStoreOp, StoreConfig, config::DatabaseBackend};
 use std::collections::HashSet;
 use std::path::Path;
-use types::EthSpec;
 
-pub enum BeaconNodeBackend<E: EthSpec> {
+pub enum BeaconNodeBackend {
     #[cfg(feature = "leveldb")]
-    LevelDb(leveldb_impl::LevelDB<E>),
+    LevelDb(leveldb_impl::LevelDB),
     #[cfg(feature = "redb")]
-    Redb(redb_impl::Redb<E>),
+    Redb(redb_impl::Redb),
 }
 
-impl<E: EthSpec> ItemStore<E> for BeaconNodeBackend<E> {}
+impl ItemStore for BeaconNodeBackend {}
 
-impl<E: EthSpec> KeyValueStore<E> for BeaconNodeBackend<E> {
+impl KeyValueStore for BeaconNodeBackend {
     fn get_bytes(&self, column: DBColumn, key: &[u8]) -> Result<Option<Vec<u8>>, Error> {
         match self {
             #[cfg(feature = "leveldb")]
@@ -183,7 +182,7 @@ impl<E: EthSpec> KeyValueStore<E> for BeaconNodeBackend<E> {
     }
 }
 
-impl<E: EthSpec> BeaconNodeBackend<E> {
+impl BeaconNodeBackend {
     pub fn open(config: &StoreConfig, path: &Path) -> Result<Self, Error> {
         metrics::inc_counter_vec(&metrics::DISK_DB_TYPE, &[&config.backend.to_string()]);
         match config.backend {

beacon_node/store/src/database/leveldb_impl.rs

@@ -15,15 +15,13 @@ use leveldb::{
     options::{Options, ReadOptions},
 };
 use std::collections::HashSet;
-use std::marker::PhantomData;
 use std::path::Path;
-use types::{EthSpec, Hash256};
+use types::Hash256;
 
 use super::interface::WriteOptions;
 
-pub struct LevelDB<E: EthSpec> {
+pub struct LevelDB {
     db: Database<BytesKey>,
-    _phantom: PhantomData<E>,
 }
 
 impl From<WriteOptions> for leveldb::options::WriteOptions {
@@ -34,7 +32,7 @@ impl From<WriteOptions> for leveldb::options::WriteOptions {
     }
 }
 
-impl<E: EthSpec> LevelDB<E> {
+impl LevelDB {
     pub fn open(path: &Path) -> Result<Self, Error> {
         let mut options = Options::new();
 
@@ -42,10 +40,7 @@ impl<E: EthSpec> LevelDB<E> {
 
         let db = Database::open(path, options)?;
 
-        Ok(Self {
-            db,
-            _phantom: PhantomData,
-        })
+        Ok(Self { db })
     }
 
     pub fn read_options(&self) -> ReadOptions<'_, BytesKey> {

beacon_node/store/src/database/redb_impl.rs

@@ -3,17 +3,15 @@ use crate::{DBColumn, Error, KeyValueStoreOp};
 use parking_lot::RwLock;
 use redb::TableDefinition;
 use std::collections::HashSet;
-use std::{borrow::BorrowMut, marker::PhantomData, path::Path};
+use std::{borrow::BorrowMut, path::Path};
 use strum::IntoEnumIterator;
-use types::EthSpec;
 
 use super::interface::WriteOptions;
 
 pub const DB_FILE_NAME: &str = "database.redb";
 
-pub struct Redb<E: EthSpec> {
+pub struct Redb {
     db: RwLock<redb::Database>,
-    _phantom: PhantomData<E>,
 }
 
 impl From<WriteOptions> for redb::Durability {
@@ -26,19 +24,16 @@ impl From<WriteOptions> for redb::Durability {
     }
 }
 
-impl<E: EthSpec> Redb<E> {
+impl Redb {
     pub fn open(path: &Path) -> Result<Self, Error> {
         let db_file = path.join(DB_FILE_NAME);
         let db = redb::Database::create(db_file)?;
 
         for column in DBColumn::iter() {
-            Redb::<E>::create_table(&db, column.into())?;
+            Self::create_table(&db, column.into())?;
         }
 
-        Ok(Self {
-            db: db.into(),
-            _phantom: PhantomData,
-        })
+        Ok(Self { db: db.into() })
     }
 
     fn create_table(db: &redb::Database, table_name: &str) -> Result<(), Error> {